
- Strong hands-on code development experience in JAVA 14+, Restful Service, Spring Boot, JDBC Template.
- Experience in SQL scripting
- Experienced in developing and deploying web applications using Spring MVC and Spring boot.
- Hands on experience in one of the IDE’s – Eclipse or IntelliJ
- Experience with Tools- Maven, Jenkins
- Experience in entire software development life cycle from analysis, coding, testing, debugging and publishing using GIT
- AWS Services will be an added advantage
- Experience Kafka, K8s and Containers will be an added advantag.
Excellent communication, interpersonal & analytical skills with proven abilities in resolving the complex software issues

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7+ years of experience in Python Development
Good experience in Microservices and APIs development.
Must have exposure to large scale data
Good to have Gen AI experience
Code versioning and collaboration. (Git)
Knowledge for Libraries for extracting data from websites.
Knowledge of SQL and NoSQL databases
Familiarity with RESTful APIs
Familiarity with Cloud (Azure /AWS) technologies
About Wissen Technology:
• The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015.
• Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains. We help clients build world class products.
• Our workforce consists of 550+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.
• Wissen Technology has grown its revenues by 400% in these five years without any external funding or investments.
• Globally present with offices US, India, UK, Australia, Mexico, and Canada.
• We offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
• Wissen Technology has been certified as a Great Place to Work®.
• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.
• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.
We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, StateStreet, Flipkart, Swiggy, Trafigura, GE to name a few.
Website : www.wissen.com
Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.
We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team.
A brilliant opportunity to become a part of highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
Experience - 3+.
Experience in Core Java 5.0 and above, CXF, Spring.
Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be aware of enterprise application design patterns.
Should have the ability to analyze, design, develop and test complex, low-latency client-facing applications.
Good development experience with RDBMS, preferably Sybase database.
Good knowledge of multi-threading and high-volume server-side development.
Experience in sales and trading platforms in investment banking/capital markets.
Basic working knowledge of Unix/Linux.
Excellent problem solving and coding skills in Java.
Strong interpersonal, communication and analytical skills.
Should have the ability to express their design ideas and thoughts.
Development Skills:
● Experience in developing real time software using C++ on Linux platform Design and
develop C++ Microservices for use in distributed systems.
● Experience with RESTful API development
● Experience installing, configuring, administering, monitoring, and troubleshooting
message brokers, ESB such as RabbitMQ, Kafka, MuleSoft etc
● Experience working with cloud and containerization technologies including AWS,
Google Cloud, Docker, Kubernetes etc.
● Improve quality of existing code base through debugging, re-factoring, and improving
unit and system tests
● Ability to work in a fast-paced environment with Agile mindset.
● Experience working with Scrum APM practices and tools including Jira, Confluence,
Git etc.
Networking Skills
● Understanding of Core Network protocols
● Experience in developing or integrating with real-time systems for networking
products
● Experience in developing with Software Defined Network Elements is an asset
● Understanding of Network protocols and access (MPLS, OpenBGP, OpenFlow) is an
asset
● Understanding of networking principles and concepts (SDN-WAN, SDN, labelling,
routing etc.) is an asset
● Understanding of 3GPP/5G network management, including Radio configuration,
QoS management, SLA management, Netconf, SNMP, directives is an asset
You will be working hands-on on a complex and compound product that has the potential to be used by millions of sales and marketing people around the world. Your contribution to delivering an excellent product platform that:
- enables quick iteration
- supports product customization
- and handles scale
What do we expect you to have?
- 2+ years of experience in backend engineering
- An intent to learn and an urge to build a product by learning different technologies
- Interest in writing complex, scalable, and maintainable backend applications
- Tech stack requirements:
Must haves
- Experience in building application server in Java (Spring / Spring boot) / NodeJS / Golang / Python
- Experience in using SQL databases and designing schemas based on application need
- Experience with container services and runtimes (docker / docker-compose / k8s)
- Experience with cloud paas (AWS / GCP / Azure cloud)
- Experience and familiarity with microservices’ concepts
- Experience with bash scripting
Good to have (Preferred)
- Preferred experience with org wide message queue (rabbitmq / aws sqs)
- Preferred experience with task orchestration services (apache airflow / aws step function)
- Preferred experience with infra as code (or system configuration) tools (terraform / chef / ansible)
- Preferred experience with build essential tools (make / makefile)
- Preferred experience with monitoring and tracing systems for performance / system / application monitoring (grafana + loki + prometheus / aws cloudwatch)
What will you learn?
- Building highly available, complex, compound, performant systems of microservices platform that acts as an API layer
- Industry-standard state-of-the-art tools + methodologies + frameworks + infra for building a product.
- Fable is not a trivial CRUD app. It requires a lot of consideration and care for building the API layer as the product is highly customizable per user.
- How different functions (sales, marketing, product, engineering) in a high-velocity product company work in synergy to deliver an iterative product in real life.
Who would you be working with?
- You would be directly working with the co-founder & CTO who has built multiple companies before and has built large teams in large-scale companies like ThoughtSpot, Unacademy, etc.
Position details
- Fully remote.
- 5 days/week (all public and government holidays will be non-working days).
- No specific work hours (we will sync over zoom over the course of the day).
- Participate in requirements analysis and design
- Development of Web applications and RESTful APIs using C#, .NET Core, ASP.NET Core, .NET Framework 4.7, C#, ASP.NET MVC, LINQ, Entity Framework 6.0, EF Core
- Development of Microservices using Clean Architecture, CQRS, .NET Design Patterns, SOLID Principles and Object-oriented design & analysis (OOA & OOD)
- Development of Microservices using Microsoft Azure or AWS, Dockers and Kubernetes
- Write clean, scalable code using .NET programming languages (C#)
- Write Microsoft SQL queries and optimize both external and internal DB processes and procedures.
- Use automation tools, following CI/CD best practices in an established DevOps team.
- Write unit and integration tests using Moq
- Collaborate with internal teams to produce software design and architecture
- Develop documentation throughout the software development life cycle (SDLC)
- Serve as an expert on applications and provide technical support
Job Description
- 3+ Years Java/JEE development experience in an enterprise.
- Experience in Grails Web Framework and Groovy Language will be a plus.
- Must have experience integrating Grails code with front-end JavaScript frameworks including Jquery.
- Must have experience working with XML and JSON using Grails or JMS and Web, services, XML, Apache Tomcat, SQL and Unix and GIT.
Qualifications
- Experience with RDMS concepts and SQL.
- Experience with RESTful Web Services.
- Understanding of proper application design techniques and methodologies.
- Proficient understanding of SDLC processes desired – Agile
-Design and build advanced applications from scratch keeping scalability and performance in mind.
-You’ll be working on our P2P and cryptocurrency exchange platforms to build more features around it.
-Collaborating with various stakeholders to determine software requirements
being a financial product, you’ll be involved in building tools to make our user’s data more secure.
-You will be working on blockchain technologies
-You will help maintain code quality and organization.
-Should be able to work with juniors; help and guide them as needed.
-We expect you to learn about new software technologies, and proactively look for ways to make them better.
#You'll be a good fit if:
-You’ve got 3+ years of development experience and an expert in the Ruby and Rails framework.
-You’re a Hands-on expert who can code, architect/design systems, and understand building highly available and scalable microservices on cloud infrastructure.
-You have a very good understanding of Containers and Container Orchestration Technology such as Docker / Kubernetes and AWS Cloud Platform exposure.
-You’ve hands-on experience in using DevOps tools such as Newrelic, Jenkins, Grafana, ELK, etc
-You’re an expert in writing background tasks, test-driven development.
-You enjoy collaborating with the front-end developers, DevOps, and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
-You’re committed to quality, and your code solves more problems than it creates ;)
• Experience in the financial domain preferred.
• Hands-on developer in Core Java with an excellent understanding of computer science fundamentals, data structures, algorithms and design patterns.
• Experience with frameworks like Spring, Restful Webservices, Queuing systems, Angular, and Python is highly desired.
• Deep understanding of several cloud providers such as AWS, Azure, Google etc.
• Hands-on experience developing CI/CD pipelines for continuous development and integration.
• Deep knowledge and experience of Java/J2EE and servers like Tomcat.
Position : Backend Developer – SDE3 : Java/Nodejs
As part of the engineering team, you would be expected to have deep technology expertise with a passion for building highly scalable products. This is a unique opportunity where you can impact the lives of people across 150+ countries!
Responsibilities
● Own architecture, design, development, and implementation of different modules/features of the services
● Design, develop, deploy and support web applications.
● Bring in industry best practices
● Discover opportunities for performance improvements
● Recommend ways to improve reliability, efficiency and code quality
● Focus on continuous delivery and reducing complexity
● Carry out code reviews and manage pull requests within the mobile application development team
● Build applications based on micro-services architecture
Requirements
● Overall 5+ years of experience in Backend development (Java or Nodejs).
● B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs, IIITs or equivalent)
● Strong object oriented design skills & knowledge of design patterns
● Experience in working with data platform & data lake pipeline building is preferred.
● Experience designing & developing distributed systems involving multiple web services, databases (both SQL and NoSQL), caches, queues, etc. taking into consideration scalability, availability, fault tolerance, consistency, etc. of the overall system
● Well-aware of and enforces development best practices: Unit Tests, Code Reviews, Integration Tests, CI/CD, Monitoring, Alerting, etc









